Eulophia graminea Lindl.

in Gen. Sp. Orchid. Pl. 183 (1833).

Synonymes

Eulophia decipiens Kurz in J. As. Soc. Beng. 75. 2: 155 (1876).

Eulophia gusukumai Masam. in Trans. Nat. Hist. Soc. Formosana 24: 208 (1934).

Eulophia inconspicua Griff. in Not. 3: 349 (1859).

Eulophia ramosa Hayata in Journ. Coll. Sci. Univ. Tokyo. 30: 332 (1911).

Eulophia sinensis Miquel in Journ. Bot. Neerl. 1: 91 (1861).

Eulophia ucbii Balodi & Malhotra in Bull. Bot. Surv. Ind. 26(1-2): 92 (1984).

Graphorkis decipiens (Kurz) Kuntze in Rev. Gen. 2: 662 (1891).

Graphorkis graminea (Lindl.) Kuntze in Rev. Gen. Pl. 2 (1891).

Graphorkis inconspicua (Griff.) Kuntze in Rev. Gen. Pl. 2 (1891).

Satyrium zeylanicum Koenig in Trimen, Handb. Fl. Ceylon. 4: 176 (1898).

Eulophia venusta Schltr. in Repert. Spec. Nov. Regni Veg. Beih. 4: 72 (1919).

Répartition

Andaman et Nicobar, Bhoutan, Birmanie, Borneo, Ceylan, Chine, Hong Kong, Inde, Java, Laos, Micronésie, Malaisie, Népal, Pakistan, Philippines, Ryukyu, Sikkim, Singapour, Sumatra, Taiwan, Thaïlande, Vietnam.

Borneo : Brunei, Sabah, Sarawak.

Chine : Anhui, Guangdong, Guangxi, Guizhou, Hainan, Yunnan.

Inde : Andhra Pradesh, Arunachal Pradesh, Assam, Bihar, Chandigarh, Jammu and Kashmir, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Manipur, Meghalaya, Mizoram, Nagaland, Punjab, Tamil Nadu, Tripura, Uttar Pradesh, West Bengal.

Micronésie : Guam.

Taiwan : Hua-lien, I-lan, Kao-hsiung, Nan-t'ou, New T'ai-pei, P'ing-tung, T'ai-pei, T'ai-tung.

Floraison : JFMAMJJ___ND. Altitude de 500 à 1200 m.

Description sommaire

Plante terrestre. Taille de 60 à 80 cm. Feuilles de 4 à 6, de 200-300 × 6-12 mm, lancéolées, linéaires. Bractées lancéolées, apex acuminé. Ovaire pédicellé. Fleurs de 15 à 15, violettes, vertes. Eperon de 3 à 4 mm, cylindrique. Sépale dorsal lancéolé, à apex acuminé, de 8-12 × 2-3 mm. Sépales latéraux lancéolés, à apex acuminé, de 10-14 × 2-3 mm. Pétales à apex aigu, de 7-8 × 2-4 mm. Labelle trilobé, de 10-14 × 4-8 mm. Chromosomes : 2n=42,48,56.

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